Immunoglobulin M (IgM) is the first antibody made upon infection and is an indication that an infection is recent. If someone has IgM antibodies to coronavirus then they’ve recently been infected with it.
Synonyms:
IgM
Immunoglobulin M (IgM) is the first antibody made upon infection and is an indication that an infection is recent. If someone has IgM antibodies to coronavirus then they’ve recently been infected with it.